Welcome to Karim’s Blog 馃憢

Hi, I’m Karim, an an Engineer who is passionate about building smart and scalable AI systems that help humanity focus on the more important. In this blog, I share my learning notes and some articles across various fields, following the Learn in Public methodology.
Image from [The Development of AI Infrastructure](https://gcore.com/learning/evolution-of-ai-infrastructure)

AI Infrastructure is Something Different

AI workloads are forcing a fundamental shift in computing infrastructure, driving data centers back to integrated, mainframe-style systems optimized for massive bandwidth and sustained computation.

October 11, 2025 路 11 min 路 2187 words 路 Karim Ben Boubaker
An illustration that shows the difference between LLMs and humans in the way ther perceive the web. Generated by [SORA](https://openai.com/sora/)

PLAN-AND-ACT: New blueprint for building more capable and reliable AI agents

PLAN-AND-ACT is a novel AI agent architecture that significantly improves performance in complex, goal-directed tasks on the web by separating high-level planning from low-level execution and training both components with an innovative reverse-engineered synthetic data pipeline.

July 3, 2025 路 10 min 路 1960 words 路 Karim Ben Boubaker
Generated image from [Leonardo AI](https://leonardo.ai/)

Understanding AI Coding Agents: Architectures, Challenges, and Future Scope

AI coding assistants enhance productivity by suggesting improvements, while AI coding agents aim for higher autonomy by reasoning about complex problems

February 28, 2025 路 13 min 路 2667 words 路 Karim Ben Boubaker